Species group | Age (years) | Total | ||||||||||||
1-20 | 21-40 | 41-60 | 61-80 | 81-100 | 101-120 | 121-140 | 141-160 | 161-180 | 181-200 | 201+ | Other1 | |||
Spruce | 55.68 | 415.13 | 1 068.68 | 1 816.80 | 2 051.71 | 3 520.84 | 2 513.71 | 1 216.26 | 299.57 | 117.77 | 626.61 | 0.51 | 13 703.27 | |
Poplar | 105.51 | 314.76 | 547.68 | 1 130.51 | 1 005.53 | 458.24 | 222.23 | 82.46 | 10.97 | 8.35 | 11.78 | <0.01 | 3 898.01 | |
Pine | 80.38 | 335.76 | 346.02 | 561.67 | 598.57 | 492.24 | 423.99 | 238.24 | 101.82 | 44.69 | 107.93 | 0.03 | 3 331.33 | |
Fir | 25.01 | 180.02 | 295.34 | 278.13 | 313.54 | 156.50 | 167.70 | 157.26 | 143.38 | 107.16 | 746.14 | 0.03 | 2 570.23 | |
Hemlock | 6.48 | 45.03 | 89.92 | 86.77 | 89.31 | 45.74 | 50.27 | 29.97 | 39.05 | 24.04 | 1 244.74 | 0.00 | 1 751.31 | |
Douglas-fir | 2.72 | 21.56 | 81.91 | 113.30 | 140.19 | 179.78 | 190.09 | 140.73 | 49.03 | 40.80 | 207.82 | 0.00 | 1 167.93 | |
Maple | 10.55 | 45.65 | 279.80 | 360.88 | 350.85 | 83.56 | 12.68 | 4.62 | 3.42 | 0.00 | 0.48 | <0.01 | 1 152.47 | |
Birch | 24.60 | 128.12 | 252.45 | 289.34 | 272.29 | 86.09 | 22.52 | 8.70 | 0.56 | 0.75 | 1.14 | 0.02 | 1 086.57 | |
Cedar & other conifers | 2.48 | 13.47 | 36.19 | 34.05 | 42.57 | 33.04 | 16.04 | 15.29 | 14.51 | 20.99 | 610.64 | 0.00 | 839.27 | |
Larch | 9.62 | 22.54 | 58.05 | 77.61 | 81.25 | 65.08 | 42.24 | 20.52 | 5.93 | 2.56 | 13.41 | 0.11 | 398.93 | |
Unspecified conifers | 70.66 | 82.26 | 18.74 | 4.60 | 0.93 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 177.22 | |
Other hardwoods | 1.73 | 13.49 | 45.41 | 56.93 | 37.42 | 12.67 | 2.66 | 1.02 | 0.09 | 1.15 | 4.01 | 0.03 | 176.59 | |
Unclassified | 4.05 | 3.53 | 0.08 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 95.06 | 102.71 | |
Unspecified hardwoods | 42.62 | 22.06 | 14.12 | 2.74 | 6.71 | 0.28 | 0.11 | 0.00 | 0.00 | 0.00 | 0.00 | <0.01 | 88.63 | |
Total | 442.09 | 1 643.36 | 3 134.37 | 4 813.34 | 4 990.87 | 5 134.04 | 3 664.24 | 1 915.07 | 668.33 | 368.26 | 3 574.70 | 95.82 | 30 444.47 | |
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 2, November 2022) (http://nfi.nfis.org) | ||||||||||||||
Note: The Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic), and the Taiga Plains and Hudson Plains ecozones located in Nunavut, are not inventoried. These non-inventoried areas total 262,189.89 thousand ha. | ||||||||||||||
1 Missing or unknown age class. |